av_buffer_default_free  161 libavcodec/avpacket.c                                 av_buffer_default_free, NULL, 0);
av_buffer_default_free 5648 libavformat/utils.c                                            av_buffer_default_free, NULL, 0);
av_buffer_default_free   42 libavutil/buffer.c     buf->free     = free ? free : av_buffer_default_free;
av_buffer_default_free   76 libavutil/buffer.c     ret = av_buffer_create(data, size, av_buffer_default_free, NULL, 0);
av_buffer_default_free  181 libavutil/buffer.c         buf = av_buffer_create(data, size, av_buffer_default_free, NULL, 0);
av_buffer_default_free  139 libavutil/buffer.h void av_buffer_default_free(void *opaque, uint8_t *data);